Telephone set



FIG. 1 is a top plan view of a telephone set showing my new design;

FIG. 2 is a front elevational view;

FIG. 3 is a left side elevational view;

FIG. 4 is a rear elevational view;

FIG. 5 is a right side elevational view; and,

FIG. 6 is a bottom plan view.

The ornamental design for a telephone set, as shown and described.